PORT LIONS, ALASKA

Average Temperature

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		3.3		-4.8		-3.8		-1.6		1.7		6.3		10.4		13.1		12.7		8.4		2.6		-1.4		-3.6

Average High Temperature

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		7.2		-2.1		-0.9		1.5		5.6		11.6		16		18.4		17.9		12.4		5.4		1.1		-0.8

Average Low Temperature

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		-0.5		-7.5		-6.7		-4.8		-2.2		1		4.8		7.7		7.5		4.4		-0.2		-3.9		-6.3

Highest Recorded Temperature

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		20.4		4.1		3.2		4.8		8.3		15.3		19.3		20.1		20.4		14.5		7.2		4		3.6

Lowest Recorded Temperature

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
C		-17.1		-17.1		-13.5		-12.4		-7.3		-0.6		2.6		6.1		5		1.7		-4.4		-8.9		-12.1

Average Number of Days Below 32F/0C

Years on Record: 15

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		165.2		25.5		23.1		20.3		7.9		0.9		---		---		1.9		13.4		---		20.8		---

Average Precipitation

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
mm		1626		177		127		112		136		97		48		43		92		219		198		179		199

Average Number of Days With Precipitation

Years on Record: 15

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		121		9		9		9		9		11		9		9		10		12		13		11		10

Most Reported Precipitation in a Month

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
mm		552		500		365		273		508		239		101		105		200		526		552		494		493

Least Reported Precipitation in a Month

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
mm		---		13		---		9		37		7		10		16		6		34		36		18		24

Most Precipitation Reported in a Day

Years on Record: 15

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
mm		102.1		64		60.2		52.1		48.3		52.1		33.3		33		34.8		57.1		102.1		80.8		89.4

Avg. No. of Days w/Precip. Above 0.2in/5mm

Years on Record: 15

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		80		7		6		6		6		5		5		5		6		8		9		9		8

Avg. # of Days w/Precip. Above 0.4in/10mm

Years on Record: 15

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		27		3		2		2		2		2		1		1		1		2		4		4		3

Avg. No. of Days w/Precip. Above 1in/25mm

Years on Record: 15

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		11		1		1		1		1		1		---		---		---		1		2		2		1

Average Snowfall

Years on Record: 15

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
cm		128		35		19.6		23.9		8.6		---		---		---		---		0.2		1.8		8.1		30.7

Average Snow Cover

Years on Record: 15

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
cm		5		17		22		15		2		---		---		---		---		---		---		---		10

Most Snow Reported in a Month

Years on Record: 15

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
cm		82.5		82.5		54.6		71.1		35.6		---		---		---		---		2.8		10.2		20.6		59.7

Heating Degree Days

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		5461.7		716.1		620.6		619.4		498.3		373.9		238.3		163.3		175.6		296.7		487.8		592.8		678.9

Growing Degree Days

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Days		190.8		---		---		---		---		---		11.7		94.7		84.4		---		---		---		---

Average Length of Day

Years on Record: 30

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Hours		13.2		8.2		10.2		12.6		15.2		17.7		19.2		18.3		15.9		13.4		10.9		8.7		7.5

Average Daily Solar Radiation - Global

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		9		1.6		3.6		8		12.7		16.7		17.7		16.2		13.6		9.4		5.3		2.3		0.9

Average Daily Solar Radiation - Diffuse

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		5.2		1.1		2.4		4.8		7.2		9.3		9.8		9.3		7.9		5.3		3.2		1.6		0.7

Average Daily Solar Radiation - Reflected

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		9.9		3.7		6.3		10.6		13.6		15.2		15.2		14.3		13.4		11.4		8.4		4.9		2.2

Average Daily Solar Radiation - Direct

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		9		3.2		5.3		9		12.1		14.4		14.9		13.1		11.7		10.3		7.6		4.4		1.9

Maximum Daily Solar Radiation - Global

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		9		1.6		3.6		8		12.7		16.7		17.7		16.2		13.6		9.4		5.3		2.3		0.9

Maximum Daily Solar Radiation - Diffuse

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		5.4		1.2		2.8		5.1		7.3		9.4		10		9.5		8		5.8		3.7		1.8		0.8

Maximum Daily Solar Radiation - Reflected

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		12.3		4.3		8.4		13		17.2		18.2		18.5		17.4		16		15.2		10.6		6.4		2.6

Maximum Daily Solar Radiation - Direct

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		12.6		3.7		7.4		11.4		17.9		20.1		21.9		19.4		16.1		15.2		9.9		5.9		2.4

Minimum Daily Solar Radiation - Global

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		7.1		1.4		3		6.5		9.8		12.6		13.3		13.5		11.1		7.2		4.6		1.8		0.8

Minimum Daily Solar Radiation - Diffuse

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		4.9		1		2.1		4.4		6.7		8.7		9.4		9.1		7.6		4.8		2.9		1.3		0.6

Minimum Daily Solar Radiation - Reflected

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		7.6		3.1		4.6		8		9.8		11.3		11.4		11.9		10.6		8		7.1		3.5		1.7

Minimum Daily Solar Radiation - Direct

Years on Record: 22

		ANNUAL		JAN		FEB		MAR		APR		MAY		JUN		JUL		AUG		SEP		OCT		NOV		DEC
Mj/m2		5.5		2.6		3.7		6.1		6.7		7.6		7.5		8.6		7.3		6		6.2		2.9		1.4